"Surreal isn’t the word. Lucky to go around it on a quiet day with few other people around. Quite an experience-in a good way."
"Visit the top deck to avoid reflections from the anti-suicide Perspex surround (or wedge your camera between the sheets)"
"Enjoy the "Charlie and the great glass elevator" view through the glass roof as the lift ascends."
"It's tricky to get decent photos due to reflections from the anti-suicide Perspex. You can get a small lens between the panels but anything bigger and you'll have to try your luck on the top deck."
"If you have an Art Fund card, or an Artpass, then admission is free and you save the £7 admission charge. This isn't very well documented inside."
"Visit the Ashcroft Gallery on the top floor.It's always quiet up here. There's part of Lord Ashcroft's massive collection of Victoria Cross medals, most with a moving story on how they were awarded."